diff --git a/Makefile b/Makefile
index eeeb2e39..81d0e2c8 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@ PROJECT = tildefriends
 BUILD_DIR ?= out
 UNAME_S := $(shell uname -s)
 UNAME_M := $(shell uname -m)
-ifeq ($(UNAME_M),Darwin)
+ifeq ($(UNAME_S),Darwin)
 BUILD_TYPES := macosdebug macosrelease
 else
 BUILD_TYPES := debug release windebug winrelease androiddebug androidrelease androiddebug-x86 androidrelease-x86 androiddebug-x86_64 androidrelease-x86_64 androiddebug-armv7a androidrelease-armv7a
@@ -476,7 +476,10 @@ $(ANDROID_TARGETS): LDFLAGS += \
 
 unix: debug release
 win: windebug winrelease
-all: $(BUILD_TYPES) out/TildeFriends-debug.apk out/TildeFriends-release.apk
+all: $(BUILD_TYPES)
+ifeq ($(UNAME_S),Linux)
+all: out/TildeFriends-debug.apk out/TildeFriends-release.apk
+endif
 .PHONY: all win unix
 
 ALL_APP_OBJS := \